[INFO] cloning repository https://github.com/thatmagicalcat/mandelbrot-set
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thatmagicalcat/mandelbrot-set" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmagicalcat%2Fmandelbrot-set", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmagicalcat%2Fmandelbrot-set'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c0bca76ef201e963bee6e33c5ac138673eafe51
[INFO] checking thatmagicalcat/mandelbrot-set against master#db0e836148accac8a22532e3596ac612b63c2d8e for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmagicalcat%2Fmandelbrot-set" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thatmagicalcat/mandelbrot-set on toolchain db0e836148accac8a22532e3596ac612b63c2d8e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thatmagicalcat/mandelbrot-set
[INFO] finished tweaking git repo https://github.com/thatmagicalcat/mandelbrot-set
[INFO] tweaked toml for git repo https://github.com/thatmagicalcat/mandelbrot-set written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thatmagicalcat/mandelbrot-set already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48cf04dff3474407f17bad439211c4cac3024afde832d6b75e09b63152b1f983
[INFO] running `Command { std: "docker" "start" "-a" "48cf04dff3474407f17bad439211c4cac3024afde832d6b75e09b63152b1f983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48cf04dff3474407f17bad439211c4cac3024afde832d6b75e09b63152b1f983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48cf04dff3474407f17bad439211c4cac3024afde832d6b75e09b63152b1f983", kill_on_drop: false }`
[INFO] [stdout] 48cf04dff3474407f17bad439211c4cac3024afde832d6b75e09b63152b1f983
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 528071f76d01682527a9865144d0a5532df37585b9ed578fa7594d7d04da551d
[INFO] running `Command { std: "docker" "start" "-a" "528071f76d01682527a9865144d0a5532df37585b9ed578fa7594d7d04da551d", kill_on_drop: false }`
[INFO] [stderr] error: failed to create directory `/opt/rustwide/target/debug/.fingerprint/eframe-01e5eb4a763769d2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "528071f76d01682527a9865144d0a5532df37585b9ed578fa7594d7d04da551d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528071f76d01682527a9865144d0a5532df37585b9ed578fa7594d7d04da551d", kill_on_drop: false }`
[INFO] [stdout] 528071f76d01682527a9865144d0a5532df37585b9ed578fa7594d7d04da551d